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International Comfort Products TDE125J20B1 Air Filter
It is recommended that the filter is changed every 90 days or so for optimal air quality in the home. The height, length and width of the filter is not a choice that needs to be made due to the constraint of the availability of room of your HVAC blower system. The furnace filter should filter dust and other fine particles from the air handler as well as the home.
Key indicators that my primary air filter is almost full?
- It is suggested to switch out the air filter in your unit about every three months in order to have clean air in the home
- Sunlight will not breach the other side of a clogged air filter
- The system filter looks bad and should be replaced ASAP
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